LONDON, ENGLAND - AUGUST 15: American conductor Marin Alsop leads the Sao Paulo Symphony Orchestra performing works by Dvorak, Copland, Joan Tower, Ginastera and Villa-Lobos during the rehearsal for Prom 45 of the BBC Proms at Royal Albert Hall on August 15, 2012 in London, United Kingdom. The Sao Paulo Symphony Orchestra is the first Brazilian orchestra ever to perform at the BBC Proms. (Photo by Amy T. Zielinski/Redferns via Getty Images)
